I have a steel tank that was converted from a freon tank. Done in the 70's. I've powered it up and hauled it around the same way.
They could be used as local storage along a long line - acting like capacitors keeping up the pressure as the current (air flow) increases. Distributed storage but also local reserve storage.
Martin
Martin H. Eastburn @ home at Lions' Lair with our computer lionslair at consolidated dot net NRA LOH & Endowment Member NRA Second Amendment Task Force Charter Founder IHMSA and NRA Metallic Silhouette maker & member
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woodworker88 wrote: